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๐Ÿ“œ ์ž๋ฐ” Java25

์ž๋ฐ”(JAVA) - ๋Œ€ํ‘œ์ ์ธ String ๋ฉ”์†Œ๋“œ, ๋ฌธ์ž์—ด(String)๋น„๊ต [[equals]]์™€ ==์˜ ์ฐจ์ด์ (2) ๋ณ€์ˆ˜1.equals(๋ณ€์ˆ˜2); equals ์™€ ==์ด ์ฐจ์ด์ ์„ ์ •๋ฆฌํ•ด๋ณด์ž ๊ณตํ†ต์ ์€ boolean type์œผ๋กœ ๋ฐ˜ํ™˜ํ•œ๋‹ค. ํ˜•ํƒœ์˜์ฐจ์ด .equals ( )๋Š” ๋ฉ”์†Œ๋“œ์ด๋‹ค. / / ๋Œ€์ƒ์˜ ๋‚ด์šฉ ์ž์ฒด๋ฅผ ๋น„๊ต == ์€ ๋น„๊ต๋ฅผ ์œ„ํ•œ ์—ฐ์‚ฐ์ž์ด๋‹ค. // ์ฃผ์†Œ๊ฐ’์„ ๋น„๊ต String a = "aaa"; String b = a; String c = new String ("aaa"); a = b์ด๊ธฐ ๋•Œ๋ฌธ์— ์ฃผ์†Œ๊ฐ’์ด ๊ฐ™๋‹ค c๋Š” ๋‹ค๋ฅธ ์ฃผ์†Œ๊ฐ’ ์ฃผ์†Œ๊ฐ’์ด ๋‹ค๋ฅด๋‹ค. System.out.println( a.equals(b)); System.out.println( a==b); System.out.println( a==c); // false a,c๋Š” ์ฃผ์†Œ๊ฐ’์ด ๋‹ค๋ฅด๊ธฐ๋•Œ๋ฌธ์ด๋‹ค System.out.println( a.equals(c)); // tr.. 2021. 1. 25.

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